Frenzy became bedlam on the next play. Flagg talked trash to James, ran to his spot on the left wing, pivoted off the catch and nailed the shot before turning to exult with his future Mavericks varsity teammates, who cheered him on decked out in casual wear from their courtside seats.

League showdown between Bronny James and the Los Angeles Lakers and Dallas Mavericks No. 1 pick Cooper Flagg lived up to the hype.